US PATENT SUBCLASS 215 / 11.5
.~ With vent or valve for air


Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use



215 /   HD   BOTTLES AND JARS

11.1  DF  NURSING BOTTLES AND NIPPLES {5}
11.5.~ With vent or valve for air


DEFINITION

Classification: 215/11.5

With vent or valve for air:

Subject matter under 11.1 including a flow control device which affects the entry of air into the bottle in response to the displacement of the liquid content.

SEE OR SEARCH CLASS

251, Valves and Valve Actuation, appropriate subclass for a valve, per se.